3666151212032 has 88 divisors (see below), whose sum is σ = 7689621855552. Its totient is φ = 1743687475200.

The previous prime is 3666151212023. The next prime is 3666151212037. The reversal of 3666151212032 is 2302121516663.

It is not an unprimeable number, because it can be changed into a prime (3666151212037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3832907 + ... + 4692917.

Almost surely, 2^{3666151212032} is an apocalyptic number.

3666151212032 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3666151212032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3844810927776).

3666151212032 is an abundant number, since it is smaller than the sum of its proper divisors (4023470643520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3666151212032 is a wasteful number, since it uses less digits than its factorization.

3666151212032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 860235 (or 860217 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 38.

Adding to 3666151212032 its reverse (2302121516663), we get a palindrome (5968272728695).

The spelling of 3666151212032 in words is "three trillion, six hundred sixty-six billion, one hundred fifty-one million, two hundred twelve thousand, thirty-two".